(19)

(11)

EP 0 837 700 A1

(12)

(43) Date of publication: 29.04.1998 Bulletin 1998/18 (21) Application number: 96919333.0 (22) Date of filing: 07.06.1996

(51) International Patent Classification (IPC):  A61L 2/ 14( . ) (86) International application number: PCT/US1996/009955 (87) International publication number: WO 1996/040296 (19.12.1996 Gazette 1997/03)

(84) Designated Contracting States: AT BE CH DE DK ES FR GB IT LI NL SE (30) Priority: 07.06.1995 US 19950478253 07.06.1995 US 19950482200 (71) Applicant: JACOB, Adir Framingham, MA 01701 (US)	(72) Inventors: JACOB, Adir Framingham, MA 01701 (US) WILDER, Jonathan, Allen Rochester, NY 14618 (US) (74) Representative: Harvey, David Gareth, et al  Graham Watt & Co. Riverhead Sevenoaks Kent TN13 2BN Sevenoaks Kent TN13 2BN (GB)